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This is something
that I experience on all new Power/AIX systems that I install: System migrated to AIX
5.3 (or later) might experience double boot When booting AIX Version 5.3 (or
later) on a system that has previously been running an earlier release of AIX, you
may notice that the system automatically reboots and restarts the boot process.
This is how the firmware processes changed information in the boot image. This
reboot also occurs if the process is reversed. A system previously running AIX
5.3 (or later) that is booting a... [More]

My team and I have recently
been trying to stream line our AIX disaster recovery process. We’ve been
looking for ways to reduce our overall recovery time. Several ideas were tossed
around such as a) using a standby DR LPAR with AIX already installed and using
rsync/scp to keep the Prod & DR LPARs in sync and b) using alt_disk_copy
(with the –O flag for a device reset) to clone rootvg to an alternate disk
which is then replicated to DR. These methods may work but are cumbersome to
administer and (in the case of alt_disk_copy) require... [More]